<template>
  <van-nav-bar 
    :title="$route.meta.title" 
    v-show="$route.meta.isShowNav" 
    @click-left="onClickLeft"
    :left-arrow="$route.meta.isShowBack" 
    fixed 
    placeholder 
    style="height: 46px" 
  />
  <router-view></router-view>
  <tab-bar v-if="isShowTabbar"></tab-bar>
</template>

<script setup>
import TabBar from './components/TabBar.vue'
import { useRoute, useRouter } from 'vue-router'
import { ref, watch, onMounted } from 'vue'
import { getUser } from './api'
import useUser from './stores/user'

const { user, updateUser } = useUser()
const route = useRoute()
const router = useRouter()
const isShowTabbar = ref(true)

onMounted(() => {
  if (user.isLogin) {
    loadUser()
  }
})

const loadUser = async () => {
  try {
    const data = await getUser()
    updateUser({
      isLogin: true,
      username: data.username,
      avatar: data.avatar
    })
  } catch (error) {
    console.error('Failed to load user:', error)
  }
}

watch(
  () => route.meta,
  val => {
    isShowTabbar.value = val.isTab
  }
)

const onClickLeft = () => {
  if (history.length > 1) {
    router.back()
  } else {
    router.push({ name: 'home' })
  }
}
</script>

<style>
#app {
  color: #2c3e50;
  line-height: 24px;
  --van-nav-bar-background: #ff8000;
}
</style>